published October 31, 2006
NVD has not assigned a CVSS score to this record. It sits in the 99.6th percentile for exploit probability.
Microsoft Windows NAT Helper Components (ipnathlp.dll) on Windows XP SP2, when Internet Connection Sharing is enabled, allows remote attackers to cause a denial of service (svchost.exe crash) via a malformed DNS query, which results in a null pointer dereference.